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💧 Freshwater Least Concern 🐠 Aquarium 🌡️ Tropical

Dashed catfish

Aspidoras psammatides Britto, Lima & Santos, 2005
Max Length
3.1 cm
Max Weight
-
Lifespan
-
Trophic Level
3
Depth
-
Climate
Tropical
Resilience
High
Vulnerability
10.00/100
Typical Length
-
Depth Zone
demersal

📖 Overview

Facultative air-breathing ; Inhabits highly transparent brownish water (tea colored), up to one meter depth, with moderate current, and substrate composed of sand, gravel and larger rocks (typical at the rio Capivara, a tributary to the rio Paraguaçu basin). Found in syntopy with Characidium clistenesi, and both species were observed to forage next to each other, with no conspicuous interactions .

Scientific Name
Aspidoras psammatides
Authority
Britto, Lima & Santos, 2005
Habitat
Freshwater
Climate
Tropical
Body Shape
Elongated
IUCN Status
LC
Max Length
3.1 cm
Trophic Level
3
Resilience
High
Vulnerability
10.00/100
Salinity
0–0.5 ppt

🐟 Physical Description

Dorsal spines (total): 1; Dorsal soft rays (total): 8. This species is distinguished by the following characters: with extremely narrow frontal bone, its width conspicuously smaller than half of its entire length; anterior portion of infraorbital 1 with strongly reduced laminar expansion, not reaching or at same level as posterior margin of nasal capsule; presence of dorsal-fin spinelet .: elongated; Cross section: oval.

🌀 Behaviour

Behavioural data for Dashed catfish is currently being reviewed.

🦐 Diet

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

🌍 Habitat & Distribution

Freshwater; demersal. Tropical South America: Brazil.

🌿 Ecology

Zone Preferences
💧 Freshwater ⬇️ Benthic
Trophic Level
3±0.3

📐 Morphometrics

Length–Weight Relationship: W = 0.00741 × L3.14 (TL)
Max TL
3.1cm
Dorsal Spines
1
Dorsal Rays
8

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2018

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
10.00/100
Low vulnerability
Trophic Level
3
Predator
Body Shape
Elongated
Climate Zone
Tropical
Described By
Britto, Lima & Santos, 2005

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